/**
 *
 *  Copyright (c) 2011, AstroDAbis
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without modification,
 *  are permitted provided that the following conditions are met:
 *
 *      * Redistributions of source code must retain the above copyright notice,
 *        this list of conditions and the following disclaimer.
 *      * Redistributions in binary form must reproduce the above copyright notice,
 *        this list of conditions and the following disclaimer in the documentation
 *        and/or other materials provided with the distribution.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 *  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 *  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 *  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 *  OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 *  OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */
package org.jiscinvolve.astrodabis.mallow.impl.model.api;

import javax.persistence.Table;
import javax.persistence.Column;
import javax.persistence.Entity;

import javax.persistence.ManyToOne;
import javax.persistence.JoinColumn;
import javax.persistence.Enumerated;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import org.jiscinvolve.astrodabis.mallow.model.api.Tag;
import org.jiscinvolve.astrodabis.mallow.model.api.Query;
import org.jiscinvolve.astrodabis.mallow.model.api.QueryTag;
import org.jiscinvolve.astrodabis.mallow.model.api.Result;
import org.jiscinvolve.astrodabis.mallow.model.api.Account;

import org.jiscinvolve.astrodabis.mallow.impl.model.api.AccountImpl;
import org.jiscinvolve.astrodabis.mallow.impl.model.jpa.ManagedObjectImpl;

/**
 * Implementation of the QueryTag interface.
 *
 */
@Entity
@Table(name="querytags")
public class QueryTagImpl
extends ManagedObjectImpl
implements QueryTag
    {

    /**
     * Our debug logger.
     * 
     */
    private static Log log = LogFactory.getLog(QueryTagImpl.class);

    /**
     * Protected constructor.
     *
     */
    protected QueryTagImpl()
        {
        super();
        }

    /**
     * Public constructor.
     *
     */
    public QueryTagImpl(AccountImpl owner, QueryImpl query, TagImpl tag)
        {
        this(
            owner,
            query,
            tag,
            null
            );
        }

    /**
     * Public constructor.
     *
     */
    public QueryTagImpl(AccountImpl owner, QueryImpl query, TagImpl tag, Double value)
        {
        super(owner);
        this.tag   = tag   ;
        this.query = query ;
        this.value = value ;
        }

    /**
     * The Tag.
     *
     */
    @ManyToOne
    @JoinColumn(name="tag", nullable=false)
    private TagImpl tag ;

    @Override
    public TagImpl tag()
        {
        return this.tag ;
        }

    /**
     * The Query results to tag.
     *
     */
    @ManyToOne
    @JoinColumn(name="query", nullable=false)
    private QueryImpl query ;

    @Override
    public QueryImpl query()
        {
        return this.query ;
        }

    /**
     * The tag value.
     *
     */
    @Column(name="value", nullable=true)
    private Double value ;

    @Override
    public Double value()
        {
        return this.value ;
        }

    }



